Warning: This episode contains graphic descriptions of violence, child murder and domestic violence

In March 2004, Anna Kemp and her toddler daughter, Gracie, vanished from their home in Mornington, Victoria. The case began as a simple missing persons report assigned to Detective Narelle Fraser but would quickly became her most haunting case. Over the weeks that followed, the search revealed a trail of strange messages, hidden evidence, and a mystery that would shock the community.

The Argyle Diamond Mine - located in the remote East Kimberley region of Western Australia - was producing more than a third of the world’s diamonds by volume. The majority of these diamonds were small and brown-toned, but Argyle’s global reputation was built on its rare pink diamonds; so when they began surfacing in places they were never meant to be, it became Richard Corfield’s responsibility to sleuth the truth. But ow many diamonds will be stolen in the meantime?

Warning: This episode contains descriptions of sexual assault, child sexual abuse, drug use, torture and mutilation.

Only meters from his home, 15 year old Richard Kelvin is hastily abducted by several people. Being the son of a local news presenter, the media is quickly overrun by the story, and with it, police are pressured to make serious progress with their investigation. They close in on an ongoing suspect, Bevan von Einem, but will the other members of the sadistic network known as “the Family” be held accountable?